import React,{Component} from 'react';
import {Text,Button,View} from 'react-native';

export default class Demo19SendComponent extends Component{
   render(){
     return <View>
       <Text>这是商品的发货页面</Text>
       <Button title='查看商品'
        onPress={()=>this.props.navigation.navigate('check')}></Button>
       </View>
   }
}